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Steel molds for reinforced concrete members. Elements forming openings and recesses. Design
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Automobile roads of the general use. Road facilities. Technical requirements. Rules of application
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Automobile roads of general use. Designing of bridges and overbridges. General provisions
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Energy performance of buildings. Economic evaluation procedure for energy systems in buildings
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Electricity metering (a.c.). Tariff and load control. Part 21. Particular requirements for time switches
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Cross beams of rigid portals for overhead contact line of rail transport. General specifications
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